Lessons learned from a double-blind randomised placebo-controlled study with a iota-carrageenan nasal spray as medical device in children with acute symptoms of common cold.

BMC Complement Altern Med · 2012 · PMC3575307 · PMID 22950667

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showed a trendno p-value reported

Patients receiving verum showed a trend towards lower TSS compared to placebo-treated patients (Additional file 3 : Figure S1B).

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